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Silver
+1
Zinc
+2
Cadmium
+2
Nickel
+2
Copper
+1,+2
Mercury
Hg2+, Hg2 2+
Lead
+2, +4
Tin
+2,+4
Iron
+2, +3
Mangangese
+2, +3
Chromium
+2, +3
Cobalt
+2,+3
Gold
+1, +3